import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'
const _import = require('@/router/_import_' + process.env.NODE_ENV) //获取组件的方法

/* Router Modules */
// import componentsRouter from './modules/components'
// import chartsRouter from './modules/charts'
// import tableRouter from './modules/table'
// import nestedRouter from './modules/nested'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    noCache: true                if set true, the page will no be cached(default is false)
    affix: true                  if set true, the tag will affix in the tags-view
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [{
    path: '/redirect',
    component: Layout,
    hidden: true,
    children: [{
      path: '/redirect/:path(.*)',
      component: () => import('@/views/redirect/index')
    }]
  },
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },
  {
    path: '/auth-redirect',
    component: () => import('@/views/login/auth-redirect'),
    hidden: true
  },
  {
    path: '/404',
    component: () => import('@/views/error-page/404'),
    hidden: true
  },
  {
    path: '/401',
    component: () => import('@/views/error-page/401'),
    hidden: true
  },
  // {
  //   path: '/',
  //   component: Layout,
  //   redirect: '/dashboard',
  //   children: [{
  //     path: 'dashboard',
  //     component: () => import('@/views/dashboard/index'),
  //     name: 'Dashboard',
  //     meta: {
  //       title: 'dashboard',
  //       icon: 'dashboard',
  //       affix: true
  //     }
  //   }]
  // },
  // {
  //   path: '/documentation',
  //   component: Layout,
  //   children: [
  //     {
  //       path: 'index',
  //       component: () => import('@/views/documentation/index'),
  //       name: 'Documentation',
  //       meta: { title: 'documentation', icon: 'documentation', affix: true }
  //     }
  //   ]
  // },
  // {
  //   path: '/guide',
  //   component: Layout,
  //   redirect: '/guide/index',
  //   children: [
  //     {
  //       path: 'index',
  //       component: () => import('@/views/guide/index'),
  //       name: 'Guide',
  //       meta: { title: 'guide', icon: 'guide', noCache: true }
  //     }
  //   ]
  // },
  {
    path: '/profile',
    component: Layout,
    redirect: '/profile/index',
    hidden: true,
    children: [{
      path: 'index',
      component: () => import('@/views/profile/index'),
      name: 'Profile',
      meta: {
        title: 'profile',
        icon: 'user',
        noCache: true
      }
    }]
  }
]

/**
 * asyncRoutes
 * the routes that need to be dynamically loaded based on user roles
 */
export const asyncRoutes = [{
    path: '/permission',
    component: Layout,
    redirect: '/permission/page',
    alwaysShow: true, // will always show the root menu
    name: 'Permission',
    meta: {
      title: 'permission',
      icon: 'lock',
      roles: ['admin', 'editor'] // you can set roles in root nav
    },
    children: [{
        path: 'page',
        component: () => import('@/views/permission/page'),
        name: 'PagePermission',
        meta: {
          title: 'pagePermission',
          roles: ['admin'] // or you can only set roles in sub nav
        }
      },
      {
        path: 'directive',
        component: (resolve) => require(['@/views/permission/directive'],resolve),
        name: 'DirectivePermission',
        meta: {
          title: 'directivePermission'
          // if do not set roles, means: this page does not require permission
        }
      },
      {
        path: 'role',
        component: (resolve) => require(['@/views/permission/role'],resolve),
        name: 'RolePermission',
        meta: {
          title: 'rolePermission',
          roles: ['admin']
        }
      }
    ]
  },

  {
    path: '/icon',
    component: Layout,
    children: [{
      path: 'index',
      component: (resolve) => require(['@/views/icons/index'],resolve),
      name: 'Icons',
      meta: {
        title: 'icons',
        icon: 'icon',
        noCache: true
      }
    }]
  },

  /** when your routing map is too long, you can split it into small modules **/
  // componentsRouter,
  // chartsRouter,
  // nestedRouter,
  // tableRouter,

  {
    path: '/example',
    component: Layout,
    redirect: '/example/list',
    name: 'Example',
    meta: {
      title: 'example',
      icon: 'el-icon-s-help'
    },
    children: [{
        path: 'create',
        component: (resolve) => require(['@/views/example/create'],resolve),
        name: 'CreateArticle',
        meta: {
          title: 'createArticle',
          icon: 'edit'
        }
      },
      {
        path: 'edit/:id(\\d+)',
        component: (resolve) => require(['@/views/example/edit'],resolve),
        name: 'EditArticle',
        meta: {
          title: 'editArticle',
          noCache: true,
          activeMenu: '/example/list'
        },
        hidden: true
      },
      {
        path: 'list',
        component: (resolve) => require(['@/views/example/list'],resolve),
        name: 'ArticleList',
        meta: {
          title: 'articleList',
          icon: 'list'
        }
      }
    ]
  },

  {
    path: '/tab',
    component: Layout,
    children: [{
      path: 'index',
      component: (resolve) => require(['@/views/tab/index'],resolve),
      name: 'Tab',
      meta: {
        title: 'tab',
        icon: 'tab'
      }
    }]
  },

  {
    path: '/error',
    component: Layout,
    redirect: 'noRedirect',
    name: 'ErrorPages',
    meta: {
      title: 'errorPages',
      icon: '404'
    },
    children: [{
        path: '401',
        component: (resolve) => require(['@/views/error-page/401'],resolve),
        name: 'Page401',
        meta: {
          title: 'page401',
          noCache: true
        }
      },
      {
        path: '404',
        component: (resolve) => require(['@/views/error-page/404'],resolve),
        name: 'Page404',
        meta: {
          title: 'page404',
          noCache: true
        }
      }
    ]
  },

  {
    path: '/error-log',
    component: Layout,
    children: [{
      path: 'log',
      component: (resolve) => require(['@/views/error-log/index'],resolve),
      name: 'ErrorLog',
      meta: {
        title: 'errorLog',
        icon: 'bug'
      }
    }]
  },

  {
    path: '/excel',
    component: Layout,
    redirect: '/excel/export-excel',
    name: 'Excel',
    meta: {
      title: 'excel',
      icon: 'excel'
    },
    children: [{
        path: 'export-excel',
        component: (resolve) => require(['@/views/excel/export-excel'],resolve),
        name: 'ExportExcel',
        meta: {
          title: 'exportExcel'
        }
      },
      {
        path: 'export-selected-excel',
        component: (resolve) => require(['@/views/excel/select-excel'],resolve),
        name: 'SelectExcel',
        meta: {
          title: 'selectExcel'
        }
      },
      {
        path: 'export-merge-header',
        component: (resolve) => require(['@/views/excel/merge-header'],resolve),
        name: 'MergeHeader',
        meta: {
          title: 'mergeHeader'
        }
      },
      {
        path: 'upload-excel',
        component: (resolve) => require(['@/views/excel/upload-excel'],resolve),
        name: 'UploadExcel',
        meta: {
          title: 'uploadExcel'
        }
      }
    ]
  },

  {
    path: '/zip',
    component: Layout,
    redirect: '/zip/download',
    alwaysShow: true,
    name: 'Zip',
    meta: {
      title: 'zip',
      icon: 'zip'
    },
    children: [{
      path: 'download',
      component: (resolve) => require(['@/views/zip/index'],resolve),
      name: 'ExportZip',
      meta: {
        title: 'exportZip'
      }
    }]
  },

  {
    path: '/pdf',
    component: Layout,
    redirect: '/pdf/index',
    children: [{
      path: 'index',
      component: (resolve) => require(['@/views/pdf/index'],resolve),
      name: 'PDF',
      meta: {
        title: 'pdf',
        icon: 'pdf'
      }
    }]
  },
  {
    path: '/pdf/download',
    component: (resolve) => require(['@/views/pdf/download'],resolve),
    hidden: true
  },

  {
    path: '/theme',
    component: Layout,
    children: [{
      path: 'index',
      component: (resolve) => require(['@/views/theme/index'],resolve),
      name: 'Theme',
      meta: {
        title: 'theme',
        icon: 'theme'
      }
    }]
  },

  {
    path: '/clipboard',
    component: Layout,
    children: [{
      path: 'index',
      component: (resolve) =>  require(['@/views/clipboard/index'],resolve),
      name: 'ClipboardDemo',
      meta: {
        title: 'clipboardDemo',
        icon: 'clipboard'
      }
    }]
  },

  {
    path: '/i18n',
    component: Layout,
    children: [{
      path: 'index',
      component: (resolve) => require(['@/views/i18n-demo/index'],resolve),
      name: 'I18n',
      meta: {
        title: 'i18n',
        icon: 'international'
      }
    }]
  },

  {
    path: 'external-link',
    component: Layout,
    children: [{
      path: 'https://github.com/PanJiaChen/vue-element-admin',
      meta: {
        title: 'externalLink',
        icon: 'link'
      }
    }]
  },

  // 404 page must be placed at the end !!!
  {
    path: '*',
    redirect: '/404',
    hidden: true
  }
]

const createRouter = () => new Router({
  // mode: 'history', // require service support
  scrollBehavior: () => ({
    y: 0
  }),
  routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export function filterAsyncRouterSuper(asyncRouterMap) {
  //注意这里的 asyncRouterMap 是一个数组
  const accessedRouters = asyncRouterMap.filter(route => {
    console.error("==========filterAsyncRouterSuper==========")
    console.log("route=>", route)
    console.log("route.path=>", route.path)
    console.log("route.IsButton=>", route.IsButton)
    if (route.path && !route.IsButton) {
      if (route.path === '/' || route.path === '-') { //Layout组件特殊处理
        route.component = Layout
      } else {
        try {
          console.log("route.path=>", route.path)
          console.log("route.path.replace('/:id','')", route.path.replace('/:id', ''))
          route.component = _import(route.path.replace('/:id', ''))
        } catch (e) {
          try {
            route.component = () => import('@/views' + route.path.replace('/:id', '') + '.vue');
          } catch (error) {
            console.info('%c 当前路由 ' + route.path.replace('/:id', '') +
              '.vue 不存在，因此如法导入组件，请检查接口数据和组件是否匹配，并重新登录，清空缓存!', "color:red")
          }
        }
      }
    }else{
      return false
    }
    if (route.children && route.children.length && !route.IsButton) {
      console.log("route.children=>", route.children)
      route.children = filterAsyncRouterSuper(route.children)
    }
    return true
  })

  return accessedRouters
}

export default router
